10 Reviews: Best Generator Diesel (Sep 2021)

Diesel generators are indeed very pricey. However, its outstanding performance will make up for the fact that it is a long-lasting power backup system.

N. L. Fierda By N. L. Fierda · updated on · price $3,699.00 - $11,905.00 · 93 views

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Comparison Table

Product Image
1
10 Reviews: Best Generator Diesel (Sep  2021): Easy, Accessible Maintenance Points
Cummins
2
10 Reviews: Best Generator Diesel (Sep  2021): Generator Vibration Isolators
Aurora Generators
3
10 Reviews: Best Generator Diesel (Sep  2021): Equipped with Warning Lights
PAGURO
4
10 Reviews: Best Generator Diesel (Sep  2021): WhisperWatt Super-Silent Generators
Multiquip
5
10 Reviews: Best Generator Diesel (Sep  2021): Less Noise During Operation
Kubota
6
10 Reviews: Best Generator Diesel (Sep  2021): Strong Tubular Steel Frame for Protection and Portability
Gillette
7
10 Reviews: Best Generator Diesel (Sep  2021): Preferred by Commercial Professionals
Winco
8
10 Reviews: Best Generator Diesel (Sep  2021): Low Engine Oil Alarm and Shutdown
Yanmar
9
10 Reviews: Best Generator Diesel (Sep  2021): Lockable Battery Disconnect Switch
KOHLER
10
10 Reviews: Best Generator Diesel (Sep  2021): Ideal for Emergency Backup and Jobsites
Generac
Product Name QD 12500W AGi13PE 9000 Marine Diesel Generator DA7000SSA2 GL7000 GPED-65EK W6010DE Portable Diesel Generator 30REOZK4 XD5000E
Features Easy, Accessible Maintenance Points Generator Vibration Isolators Equipped with Warning Lights WhisperWatt Super-Silent Generators Less Noise During Operation Strong Tubular Steel Frame for Protection and Portability Preferred by Commercial Professionals Low Engine Oil Alarm and Shutdown Lockable Battery Disconnect Switch Ideal for Emergency Backup and Jobsites
Size 41.4" x 24.5" x 27" 57" x 33" x 40" 28.3" X 18.1" X 24.9" 44.9" x 25.6" x 31.3" 42" x 24.3" x 27.5" 28" x 22" x 23" 43.0" x 24.63" x 34" 26.8" x 18.9" x 23.8" 86.0" x 40.0" x 63.9" 33.1" x 22.5" x 25.6"
Weight 767lbs 1100lbs 352lbs 580lbs 518lbs 207lbs 252lbs 187lbs 3080lbs 252lbs
Watt 12500W 13000W n/a 7000W 7000W 6000W 5160W 3700W n/a 5500W
Noise Level 70dB <70dB 52dB 65dB 66dB 78dB 87.6dB 82dB 66dB n/a
price $11,347.00 $11,879.00 $9,998.00 $7,799.00 $5,849.00 $3,699.00 $4,242.00 $4,105.00 $11,905.00 $3,799.00
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A diesel generator is an option for individuals who desire a reliable and consistent power supply. What distinguishes a diesel generator from a regular generator? The most obvious distinction is that diesel generators are frequently rather expensive, costing tens of thousands of dollars. Apart from that, diesel generators are typically in an inconvenient-to-carry state (not portable, but you can still find a diesel generator that is portable tho). So, without further ado, let’s get started on our analysis of the best diesel generator for backup power in residential and commercial customers.

Frequently Asked Questions (FAQs)

How many watts do you need to power a house?

The average wattage required to power essential household appliances is roughly 10,000 watts. In conclusion, choose a generator with high power output and a big battery capacity when choosing a generator to power your entire home.

What is a solar generator?

A solar generator is a relatively new type of technology that employs the sun as its power source. Solar panels, in concept, would absorb the sun's rays before transmitting and storing the energy in a battery. As a consequence, a solar generator is a state-of-the-art technology. However, keep in mind that a solar generator may be powered using either a car battery or a power outlet.

How to pick the right solar generator

First and foremost, what will you do with the generator? If you only need to light up a starry night at camping, you don't need a massive generator. However, if you want to utilize a generator as backup power in the case of a power outage, you will need a sturdy one that runs on dual fuel or gasoline (the solar generator might not be a good option here, since it does not come with great battery capacity and power output). Aside from that, you should think about other aspects, such as mobility, design, and price.

Can a generator run for 24 hours?

A solar generator is not the best option for meeting such a requirement. The gasoline-powered generator is also not a good idea since, in addition to the restrictions of gas tanks, there is the possibility of overheating and noise (which is generally loud). A generator can sustain up to 10 hours of run time from those on our list. However, the better option may be someplace out there.

10 Reviews: Best Generator Diesel (Sep 2021)

The following is a list of the top diesel generators.
Cummins QD 12500W - Best Generator Diesel: Easy, Accessible Maintenance Points
https://apelectric.com/

1.
Cummins
QD 12500W

Easy, Accessible Maintenance Points

price from
$11,347.00
Our Opinion:

It has a three-year warranty. The Cummins Onan diesel generator has a specific sound-controlling casing with a cooling system to prevent you from being bothered by the typically loud and disruptive sound of a diesel generator. It is reliable with a strong and stable current.

Promising Review:

There is only one name in RV Generators as far as I am concerned and that is Cummins Onan. Bottom line is that they last. I am 20+ RV users and I have always had Cummins RV generators. AP Electric had the best price so I bought it from them. Shipping was extremely fast.

by Paul Sawacki

Size 41.4" x 24.5" x 27"
Weight 767lbs
Watt 12500W
Noise Level 70dB
Aurora Generators AGi13PE  - Best Generator Diesel: Generator Vibration Isolators
https://factorypure.com/

2.
Aurora Generators
AGi13PE

Generator Vibration Isolators

price from
$11,879.00
Our Opinion:

Weighing up to 1100 pounds, it's built to last. This is a high-performance heavy-duty diesel generator that can run for up to 500 hours without needing to change the oil. It has a locked casing for added security, as well as other essential features including oil pressure, monitoring sensors, and an engine speed mechanism.

Size 57" x 33" x 40"
Weight 1100lbs
Watt 13000W
Noise Level <70dB
PAGURO 9000 Marine Diesel Generator - Best Generator Diesel: Equipped with Warning Lights
https://allprogenerators.com/

3.
PAGURO
9000 Marine Diesel Generator

Equipped with Warning Lights

price from
$9,998.00
Our Opinion:

This is the most attractive and simple design of the diesel generator engines on this list. It's well-made and quite effective in terms of layout. It also has warning lights, a plethora of indicators for ease of usage, and automatic cutoff technology in the event of overheating.

Size 28.3" X 18.1" X 24.9"
Weight 352lbs
Watt n/a
Noise Level 52dB
Multiquip DA7000SSA2  - Best Generator Diesel: WhisperWatt Super-Silent Generators
https://www.electricgeneratorsdirect.com/

4.
Multiquip
DA7000SSA2

WhisperWatt Super-Silent Generators

price from
$7,799.00
Our Opinion:

This is a low-noise diesel generator by Multiquip. It is trustworthy, has EPA endorsement, and provides full-scale FGCI protection. It also has a 6.6-gallon gasoline tank with up to 13 hours of run time to keep your surroundings illuminated when the power goes out during a storm.

Size 44.9" x 25.6" x 31.3"
Weight 580lbs
Watt 7000W
Noise Level 65dB
Kubota GL7000  - Best Generator Diesel: Less Noise During Operation
https://www.electricgeneratorsdirect.com/

5.
Kubota
GL7000

Less Noise During Operation

price from
$5,849.00
Our Opinion:

Another excellent commercial diesel generator. This is the Kubota Low Boy generator, which has a noise level of around 66dB. It's simple to maintain, features automated safety shutdowns, and a fuel tank that holds around 7.4 gallons.

Promising Review:

I only have 8hrs on my GL7000 so far but I am very happy with the quality of the unit. It is a very well built machine.

by Harry C.

Size 42" x 24.3" x 27.5"
Weight 518lbs
Watt 7000W
Noise Level 66dB
Gillette GPED-65EK - Best Generator Diesel: Strong Tubular Steel Frame for Protection and Portability
https://www.absolutegenerators.com/

6.
Gillette
GPED-65EK

Strong Tubular Steel Frame for Protection and Portability

price from
$3,699.00
Our Opinion:

It's made of a sturdy tubular steel frame that's good for both protection and transportation. This Gillette diesel generator is significantly less expensive than comparable items. The low engine oil alert, automatic shutdown, and power assist for an effective power supply are all features that make this machine exceptional.

Size 28" x 22" x 23"
Weight 207lbs
Watt 6000W
Noise Level 78dB
Winco W6010DE - Best Generator Diesel: Preferred by Commercial Professionals
https://www.absolutegenerators.com/

7.
Winco
W6010DE

Preferred by Commercial Professionals

price from
$4,242.00
Our Opinion:

The Winco generator has a very simple design yet is extremely dependable for both industrial and domestic use. The gasoline tank has a capacity of 7 gallons and is capable of running for over 12 hours. Not to mention the fact that it can hold three receptacles.

Size 43.0" x 24.63" x 34"
Weight 252lbs
Watt 5160W
Noise Level 87.6dB
Yanmar  Portable Diesel Generator  - Best Generator Diesel: Low Engine Oil Alarm and Shutdown
https://www.absolutegenerators.com/

8.
Yanmar
Portable Diesel Generator

Low Engine Oil Alarm and Shutdown

price from
$4,105.00
Our Opinion:

The Yanmar generator is a commercial-grade generator that can operate at both 120V and 240V. The electricity production is roughly 3700 watts, and the product comes with a 2-year guarantee for added peace of mind. In addition, this generator, like the others, is fitted with a low engine oil alert for further protection.

Size 26.8" x 18.9" x 23.8"
Weight 187lbs
Watt 3700W
Noise Level 82dB
KOHLER 30REOZK4 - Best Generator Diesel: Lockable Battery Disconnect Switch
https://kohlerpower.com/en/

9.
KOHLER
30REOZK4

Lockable Battery Disconnect Switch

price from
$11,905.00
Our Opinion:

Kohler is a major manufacturer of industrial items that make our lives better and easier. And, thanks to its cooled Exhaust Gas Regeneration, this is a fantastic generator that helps to reduce air pollution (EGR). It is also equipped with short-circuit protection for further security.

Size 86.0" x 40.0" x 63.9"
Weight 3080lbs
Watt n/a
Noise Level 66dB
Generac XD5000E  - Best Generator Diesel: Ideal for Emergency Backup and Jobsites
https://factorypure.com/

10.
Generac
XD5000E

Ideal for Emergency Backup and Jobsites

price from
$3,799.00
Our Opinion:

This is a superior diesel generator made with a 12-gallon fuel tank-it is larger than any of the similar generators on this list. It uses an electric start. In addition, for ease of operation, it is made with a single touch design mechanism. As for its energy supply, it can generate clean power with a THD level of less than 6%.

Size 33.1" x 22.5" x 25.6"
Weight 252lbs
Watt 5500W
Noise Level n/a

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